Tool review · Decks
Plus AI
AI that writes and edits inside PowerPoint and Google Slides — native files, not a new deck app.
The Aiacent take
Plus AI is the presentation tool for people who cannot leave PowerPoint or Google Slides. It is an add-in, not a new file type. Generate a deck, rewrite a slide, turn a PDF into native slides. The teams that like it had a brand master and a reviewer who only opens .pptx. The teams that hate it wanted Gamma's finish and got a sidebar.
We ranked it second because the keyword 'best AI for PowerPoint' is a format job. Gamma is faster to a shareable link. Plus AI is faster to a file that survives a legal and brand review. Copilot in PowerPoint is the suite you already pay for — use it if it is good enough; buy Plus AI if the generate-and-edit loop in the real file is the leak.
Skip it if nobody in the room will open PowerPoint. That buyer wanted Gamma or Canva.
Pros
- Native PPTX and Google Slides — the file your VP already knows how to comment on
- Edits the deck you have, not only a greenfield generate
- The honest answer to 'best AI for PowerPoint 2026' if the master is non-negotiable
Cons
- Not as pretty out of the box as Gamma's card layouts
- You still live in PowerPoint's chrome, for better and worse
- Microsoft Copilot in PowerPoint is the cousin IT will try to make you use first
Who it's for
- Consultants and operators who deliver .pptx
- Google Workspace shops that live in Slides, not in a new deck SaaS
- Anyone whose last 'AI slides' tool could not export cleanly
Who should skip it
- People who wanted a beautiful standalone deck (Gamma)
- Brand teams that needed locked Smart Slides (Beautiful.ai)
- Microsoft 365 shops that will only fund Copilot
What matters in the product
Native files
The whole point. Open XML / Slides, not a proprietary canvas you pray exports. Tome customers should have started here.
Edit in place
Rewrite this slide. Restyle that layout. A generate-only tool is a toy if the deck already exists.
Works beside Copilot
IT may already have Microsoft 365 Copilot. Try that first. Plus AI earns a seat when Copilot's deck output is still a restyle project.
Verdict
The PowerPoint and Slides add-in. Buy it when the file format is the law. Buy Gamma when the share link is the law. Do not buy both in the same week unless both jobs are real.
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